
All it does is allows you to open up the many prison cells throughout the Prison of Souls area in Hades Palace.

This key has no practical use, it's not used in any side quest or the main quest. While adventuring through this palace you'll also come across an enemy by the name of Warden of Souls he will drop the Key of the Warden of Souls. You can skip Hades' Treasury if you want but definitely do not skip the other two quests, they both give rewards that you will definitely want if you plan to keep playing the game after you beat it. Hades' Treasury (Lower City of Lost Souls)Īside from the The Shards of Erebus and Hades Generals you'll also find the final piece of the Hades' Treasury quest in this dungeon as well. Hades' Generals (Argolis) (+5% Total Damage)

Hades Generals is the only quest in the entire game that gives you a permanent flat % damage boost which makes it one of the most important Side Quests to do in the game. Along the way there are two very important Side Quests for you to do that you do not want to miss. As with almost all previous story quests, you will begin this one immediately after you complete the previous one, The Battle for Elysium.įor this quest you will need to venture through Hades Palace and defeat the lord of the underworld himself. The Immortal Throne is the final quest in Act 4 of Titan Quest: Immortal Throne and it starts by speaking with Persephone in Hades Palace.
